#define _CRT_SECURE_NO_WARNINGS

using namespace std;
class stu
{
public:
	void Init(char name='\0', int age = 0, int number = 0)
	{
		_name = name;
		_age = age;
		_number = number;
	}
private:
	char _name;
	int _age;
	int _number;

};
int main()
{
	stu s1;
	stu s2;
	s1.Init();
	return 0;
}